ICD-11 classes
20 Developmental anomalies
Structural developmental anomalies primarily affecting one...
Structural developmental anomalies of the skeleton
LB76 — Triphalangeal thumb
ICD-11 LB76 — Triphalangeal thumb
A condition caused by failure of the thumb to correctly develop during the antenatal period. This condition is characterised by a long, finger-like thumb with three phalanges instead of two. Isolated triphalangeal thumbs may be associated with genetic abnormality in the 7q36 region.
The diagnosis includes nothing.
The diagnosis excludes nothing.
It has no clarifying diagnoses.
The diagnosis is coded elsewhere: